What makes SpitFire different than other predictive dialers? SpitFire Enterprise is the only contact center software offering: Cloud, Premise or Hybrid call center solutions. 5 dialing modes: Predictive, Fixed Rate, Quick Connect, Preview & Manual Dialing options! Integrate your CRM or PBX or use the SpitFire API to fully customize your call center. OPC Marketing is all under one roof in Addison, Texas where we develop, we deliver and we support!